private void CreateBrushes(TreeNodeAdv node, DrawContext context, string text, out Brush backgroundBrush, out Color textColor, out Font font, ref string label) { textColor = SystemColors.ControlText; backgroundBrush = null; font = context.Font; if (context.DrawSelection == DrawSelectionMode.Active) { textColor = SystemColors.HighlightText; backgroundBrush = SystemBrushes.Highlight; } else if (context.DrawSelection == DrawSelectionMode.Inactive) { textColor = SystemColors.ControlText; backgroundBrush = SystemBrushes.InactiveBorder; } else if (context.DrawSelection == DrawSelectionMode.FullRowSelect) textColor = SystemColors.HighlightText; if (!context.Enabled) textColor = SystemColors.GrayText; if (DrawTextMustBeFired(node)) { DrawEventArgs args = new DrawEventArgs(node, this, context, text); args.Text = label; args.TextColor = textColor; args.BackgroundBrush = backgroundBrush; args.Font = font; OnDrawText(args); textColor = args.TextColor; backgroundBrush = args.BackgroundBrush; font = args.Font; label = args.Text; } }
protected virtual void OnDrawText(DrawEventArgs args) { TreeViewAdv tree = args.Node.Tree; if (tree != null) tree.FireDrawControl(args); if (DrawText != null) DrawText(this, args); }
protected virtual void OnDrawControl(DrawEventArgs args) { if (DrawControl != null) DrawControl(this, args); }
protected Font GetDrawingFont(TreeNodeAdv node, DrawContext context, string label) { Font font = context.Font; if (DrawTextMustBeFired(node)) { DrawEventArgs args = new DrawEventArgs(node, this, context, label); args.Font = context.Font; OnDrawText(args); font = args.Font; } return font; }
internal void FireDrawControl(DrawEventArgs args) { OnDrawControl(args); }